Re: PowerMac G5 Quad 2.5 panics at radeondrm

On Thu, Dec 08, 2016 at 11:54:55AM -0800, Bryan Vyhmeister wrote:
> I just installed OpenBSD-current on my PowerMac11,2 which is the very
> last generation of PowerMac G5 systems. My particular one is the quad
> 2.5GHz model.
> 
> As a sidenote, I tried installing an Intel 535 SSD and an OCZ Vertex 4
> SSD and neither was detected by the SATA controller. I had read about
> that being an issue on some SSDs and that Samsung SSDs did not have this
> issue with older and slower SATA chipsets. I tried a Samsung 850 Pro and
> it worked fine.
> 
> I was able to install just fine with the installer but when I rebooted
> with bsd.mp, I get a panic right after cpu and memory detection due to
> radeondrm. A boot -c and disable radeondrm allows the system to boot
> fine but I would like to get this Radeon X1950 that I bought for this
> purpose working since in theory I could have a decent Xorg experience.

Correction. The video card is actually a Radeon X1900 GT Mac G5 Edition,
not an X1950 as it is shown in the dmesg.

Bryan